/* student页面 */

body {
    /* background-color: #f3f5f7; */
}


/* 轮播图 */

.focus {
    width: 100%;
    height: 300px;
}

.carousel,
.carousel img {
    /* width: 710px; */
    height: 300px!important;
    margin: 0 auto;
}

.banner1 {
    width: 100%;
    background-color: #f5f0e6;
}

.banner2 {
    width: 100%;
    background-color: #5271ff;
}

.banner3 {
    width: 100%;
    background-color: #2814c3;
}


/* 分类筛选模块 */

.classify {
    margin-top: 30px;
}

.classify ul {
    /* background-color: pink; */
    padding: 20px;
    border-radius: 15px;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #cac9c9;
}

.classify ul li h4 {
    display: inline-block;
    font-size: 14px;
}

.classify ul li h4,
.classify ul li a {
    padding: 10px;
    margin-right: 10px;
}

.classify ul li a:hover {
    color: #008cff;
}

.classify .active {
    background-color: #3097f7;
    color: #fff !important;
    border-radius: 5px;
}


/* 精品推荐模块 */

.goods {
    width: 100%;
    overflow: hidden;
    margin: 30px 0;
}

.box {
    width: 70%;
}

.box-hd {
    overflow: hidden;
    margin-bottom: 20px;
}

.box-hd ul li {
    position: relative;
}

.box-hd ul li span {
    position: absolute;
    right: 0px;
    font-size: 14px;
    cursor: pointer;
}

.box-hd ul li .box-hd-top {
    top: 11px;
}

.box-hd ul li .box-hd-bottom {
    top: 23px;
}

.box-hd ul li .box-hd-top:hover,
.box-hd ul li .box-hd-bottom:hover {
    color: #008cff;
}

.box-hd ul li a {
    font-size: 18px;
    color: #666;
    margin-right: 10px;
}

.box-hd ul li a:hover,
.box-hd ul .active a:hover {
    background-color: #fff !important;
    color: #008cff;
}

.box-hd ul li a:link,
.box-hd ul li a:active,
.box-hd ul li a:visited {
    background-color: #fff !important;
    /* color: #008cff; */
}

.box-hd ul .active a {
    color: #008cff !important;
    background-color: #fff;
}

.box-hd-page {
    line-height: 40px;
    margin-right: 30px;
}

.box-hd-page span {
    background-color: #dad9d9;
    padding: 5px 10px;
    border-radius: 50%;
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    margin: 0 5px;
}

.box-hd-page span:hover {
    background-color: #b7b7b7;
}


/* 把li 的父亲ul 修改的足够宽一行能装开5个盒子就不会换行了 */

.box-bd ul {
    /* width: 1225px; */
}

.box-bd ul li {
    /* 子绝父相 */
    position: relative;
    float: left;
    width: 190px;
    height: 270px;
    background-color: #fff;
    margin-right: 15px;
    margin-bottom: 15px;
    border: 1px solid #e9e8e8;
    padding: 8px;
    padding-bottom: 0;
    border-radius: 6px;
    transition: all .45s;
}

.box-bd ul li:hover {
    box-shadow: 1px 1px 10px #d6d5d5;
    transform: translateY(-6px);
}

.box-bd ul li>img {
    width: 100%;
    height: 114px;
}

.box-bd ul li h4 {
    margin: 20px 20px 20px 25px;
    font-size: 14px;
    color: #050505;
    font-weight: 400;
    line-height: 21px;
    cursor: pointer;
}

.box-bd ul li h4:hover {
    /* text-decoration: underline; */
    color: #337ab7;
}

.box-bd ul li em {
    position: absolute;
    top: 4px;
    right: -4px;
}

.box-bd .info {
    margin: 0 20px 0 25px;
    font-size: 12px;
    color: #999;
}

.box-bd .info span {
    color: #ff7c2d;
}


/* 触摸有播放按钮 */


/* .box-bd ul li i {
    display: none;
    position: absolute;
    top: 40px;
    left: 70px;
    width: 51px;
    height: 51px;
    background: url(../images/video.png) no-repeat;
    z-index: 99;
    cursor: pointer;
} */

.box-bd .empty {
    position: absolute;
    top: 8px;
    left: 8px;
    /* display: none; */
    opacity: 0;
    width: 91.5%;
    height: 114px;
    background-color: rgba(0, 0, 0, 0.3);
}

.box-bd .empty .show-video {
    position: absolute;
    top: 33px;
    left: 59px;
    cursor: pointer;
}


/* 精品TOP榜 */

.right-box {
    width: 30%;
    padding: 35px;
    padding-top: 16px;
    border-radius: 15px;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #cac9c9;
}

.right-box>h1 {
    text-align: left;
    font-size: 22px;
    margin: 0;
    margin-bottom: 20px;
    line-height: 40px;
}

.right-box>h1 img {
    margin-right: 10px;
}

.right-box .right-box-top img {
    width: 96%;
    height: 130px;
}

.right-box ul {
    margin: 0;
    margin-top: 5px;
    /* margin-left: 5px; */
}

.right-box ul li {
    height: 100px;
    /*给box旋转需要透视  给li加里面的子盒子都有透视效果 */
    perspective: 500px;
}

.right-box-bd {
    position: relative;
    height: 100%;
    transform-style: preserve-3d;
    transition: all .4s;
}

.right-box-bd:hover {
    transform: rotateX(90deg);
}

.right-box .front,
.right-box .bottom {
    position: absolute;
    left: 10px;
    top: 0;
    width: 90%;
    height: 100%;
}

.right-box .front {
    background-color: #fff;
    z-index: 1;
    width: 91%;
    transform: translateZ(51px);
}

.right-box .bottom {
    color: #fff;
    /* margin-top: 10px; */
    padding-top: 5px;
    line-height: 25px;
    background-color: skyblue;
    transform: translateY(49px) rotateX(-90deg);
}

.right-box .front h1 {
    font-size: 16px;
    margin-left: 10px;
}

.right-box .front span {
    font-size: 14px;
    margin-left: 10px;
}

.right-box .front span em {
    color: #ff7c2d;
    font-style: normal;
}


/* student-detail页面css */


/* 路径导航 */

.student-detail-nav {
    height: 50px;
    line-height: 50px;
    background-color: #fff;
    margin-top: 10px;
}

.student-detail-nav ol {
    margin: 0;
}

.student-detail-nav ol li a:hover {
    color: #23527c;
}

.student-detail-nav .breadcrumb {
    padding: 0;
}

.student-detail-nav .fl a {
    font-size: 14px;
    color: #337ab7;
}


/* 视频播放模块  */

.course {
    overflow: hidden;
    margin: 0;
    margin-bottom: 20px;
}

.course .video {
    position: relative;
    left: 0;
    width: 40%;
}

.course .video img {
    width: 100%;
    height: 100%;
    border-radius: 4px;
}

.course .video .empty {
    /* display: none; */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.3);
}

.course .video .empty .broadcast {
    position: absolute;
    top: 43%;
    left: 40%;
    background-color: #fff;
    font-size: 14px;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
}

.course .video .empty .broadcast:hover {
    background-color: rgb(238, 238, 238);
}

.content {
    width: 55%;
}

.content .content-hd h1 {
    float: left;
    margin: 0;
    color: #000;
    font-size: 22px;
    font-weight: 700;
}

.content .content-hd .share {
    /* float: right; */
    text-align: right;
}

.content .content-hd .share img {
    width: 26px;
    margin-left: 7px;
    cursor: pointer;
}

.content .content-hd .share img:hover {
    opacity: .7;
}

.content .content-bd {
    padding: 37px;
    margin: 30px 0;
    background-color: #f5f5f5;
    border-radius: 10px;
}

.content .content-bd h1 {
    font-size: 18px;
    margin: 0;
    color: #4c4d4d;
    margin-bottom: 20px;
}

.content .content-bd {
    font-size: 13px;
}

.content .content-bd p {
    color: #7e7d7d;
}

.content .content-bd span {
    color: #409eff;
    text-align: left;
}

.content .btn {
    color: #fff;
    font-weight: 700;
    font-size: 18px;
    background-color: #409eff;
    padding: 0;
    padding: 16px 84px;
    border-radius: 15px;
}

.content .btn:hover {
    opacity: .85;
}


/* 课程主体模块 */


/* 课程介绍 */

.course-main {
    overflow: hidden;
}

.main-left {
    overflow: hidden;
    width: 70%;
}

.main-left .main-title ul {
    margin: 0;
    height: 61px;
    border-bottom: 1px solid #e3e1e1;
}

.main-left .main-title li {
    float: left;
    padding: 15px 0;
    margin-right: 50px;
}

.main-left .main-title li a:hover {
    color: #409eff;
}

.main-left .main-title .active {
    color: #409eff;
    border-bottom: 5px solid #409eff;
}

.main-left li a {
    font-weight: 550;
    font-size: 18px;
}

.main-body .course-detail .info {
    padding: 30px;
    margin: 30px 0;
    background-color: #f5f8f4;
    border-radius: 8px;
}

.main-body .course-detail .info p {
    margin: 0;
    line-height: 26px;
}

.main-body .course-detail .info em {
    color: #7c7c7b;
    text-align: right;
    font-size: 18px;
}

.main-body .course-detail ul {
    margin: 0;
}

.main-body .course-detail ul li {
    margin: 30px 0;
}

.main-body .course-detail ul li img {
    width: 20px;
    height: 20px;
    margin-right: 9px;
}

.main-body .course-detail ul li h1 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    /* vertical-align: middle; */
}

.main-body .course-detail ul li p {
    text-indent: 2rem;
    margin-top: 10px;
    line-height: 30px;
}

.main-body .course-detail ul li span {
    font-size: 16px;
    margin-left: 30px;
    color: #3c3c3c;
}

.main-body .course-detail ul li em {
    display: block;
}

.main-body .course-detail ul li:last-child p {
    color: #8e8b8b;
}


/* 课程评价 */

.course-evaluation .grade-title {
    clear: both;
    overflow: hidden;
    margin: 20px 0;
}

.title-left {
    overflow: hidden;
    position: relative;
}

.course-evaluation .grade-title h1 {
    float: left;
    font-size: 60px;
    font-weight: 700;
    color: #ff7a3e;
    margin: 0;
}

.grade-title .star {
    float: left;
    margin: 0;
    margin-top: 10px;
    margin-left: 20px;
}

.grade-title .star li {
    float: left;
    margin-right: 10px;
}

.grade-title .star li img {
    width: 25px;
    height: 25px;
}

.title-left span {
    position: absolute;
    top: 42px;
    left: 114px;
    font-size: 16px;
    color: #979696;
}

.grade-title .all ul {
    overflow: hidden;
    margin: 0;
    border: 1px solid #d8d6d6;
    border-radius: 5px;
}

.grade-title .all ul li {
    float: left;
    padding: 10px;
}

.grade-title .all ul li:first-child {
    padding-right: 0;
}

.grade-title .all ul li a {
    font-size: 16px;
    font-weight: 400;
    padding-right: 10px;
}

.grade-title .all .active {
    color: #409eff;
}

.grade-title .all ul li:hover a {
    color: #409eff;
}

.course-evaluation .line li {
    margin: 40px 0;
}

.course-evaluation .line {
    clear: both;
}

.course-evaluation .media-left {
    padding-right: 22px;
}

.course-evaluation .media-left img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-top: 10px;
}

.course-evaluation .media-body {
    margin-left: 20px;
}

.course-evaluation .media-body .title {
    margin: 0 auto;
}

.course-evaluation .media-body .title a {
    font-size: 14px;
    color: #1d1c1c;
    font-weight: 400;
}

.course-evaluation .media-body .star {
    display: inline-block;
}

.course-evaluation .media-body li {
    float: left;
    margin: 0;
    margin-right: 5px;
}

.course-evaluation .media-body li img {
    width: 15px;
    height: 15px;
}

.course-evaluation .media-body span img {
    width: 20px;
    height: 20px;
    margin-top: -5px;
}

.course-evaluation .media-body i {
    margin-right: 10px;
    color: #a7a6a6;
    font-size: 13px;
}

.course-evaluation .media-body p {
    margin: 8px 0 10px;
    color: #848383;
}


/* 授课教师和相关课程 */

.main-right {
    width: 25%;
    margin-left: 5%;
}

.main-right h1 {
    margin: 0;
}

.main-right h1 img {
    width: 100%;
}

.main-right ul {
    margin: 0;
}

.main-right>ul>li {
    padding: 31px;
    margin-bottom: 20px;
    border: 1px solid #f0f0f2;
    box-shadow: 1px 1px 5px #cac9c9;
    border-radius: 15px;
}

.main-right ul li .main-right-hd i {
    display: inline-block;
    width: 5px;
    height: 20px;
    background-color: #008cff;
}

.main-right ul li .main-right-hd h1 {
    display: inline-block;
    margin: 0;
    font-size: 18px;
}

.main-right ul li .teacher {
    margin-top: 30px;
}

.main-right ul li .teacher img {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    margin-right: 10px;
}

.main-right ul li .teacher .media-body {
    padding-top: 13px;
}

.main-right ul li .teacher i {
    display: block;
    color: #979696;
}

.main-right ul li .teacher i:first-child {
    font-size: 16px;
    color: #333;
}

.main-right ul li .course-value li {
    margin: 25px 0;
    position: relative;
}

.main-right ul li .course-value .media-left img {
    width: 100px;
    height: 75px;
}

.main-right ul li .course-value li .media-empty {
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 75px;
    background: rgba(0, 0, 0, 0.3);
    z-index: 99;
}

.main-right ul li .course-value .media-empty img {
    position: absolute;
    top: 24px;
    left: 34px;
    width: 30px;
    height: 30px;
    cursor: pointer;
}

.main-right ul li .course-value .media-body {
    font-size: 12px;
    /* display: inline-block; */
}

.main-right ul li .course-value .media-body h4 {
    margin-bottom: 10px;
}

.main-right ul li .course-value .media-body h4 a {
    font-size: 14px;
    color: #000;
}

.main-right ul li .course-value .media-body h4:hover {
    text-decoration: underline;
}

.main-right ul li .course-value .media-body i {
    color: #999;
}

.main-right ul li .course-value .media-body span img {
    width: 20px;
    height: 20px;
    vertical-align: bottom;
}